Home / 331,749.26-497,624.24-82,431.26

Finding the Fourth Proportional to 331,749.26, 497,624.24 and 82,431.26

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Solution

The fourth proportional to 331,749.26, 497,624.24 and 82,431.26 is: 123,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,749.26 : 497,624.24 = 82,431.26 : x
  2. Step 2: Convert to fraction form
    331,749.26/497,624.24 = 82,431.26/x
  3. Step 3: Cross multiply
    331,749.26x = 497,624.24 × 82,431.26
  4. Step 4: Simplify right side
    331,749.26x = 41,019,793,109.74
  5. Step 5: Solve for x
    x = 41,019,793,109.74/331,749.26
  6. Step 6: Final answer
    x = 123,646.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.